Antifreeze for Nissan Almera G15: which one to choose and how to replace it correctly

Owners Nissan Almera G15 (2012–2019 model years) are often faced with the question: what kind of antifreeze should be poured into the cooling system so that the engine runs stably and the radiator does not become clogged with deposits. An error in choosing a coolant can lead to corrosion of aluminum parts, overheating of the engine, or even failure of the pump. In this article we will analyze original antifreeze specifications for Almera G15, compatible analogues, filling volumes and replacement nuances - from preparation to checking the system after filling.

Feature Almera G15 — sensitivity to the quality of the coolant. Engines HR16DE And K4Minstalled on this model require antifreeze with a low content of silicates and phosphates to avoid the formation of scale in the thin passages of the cylinder block. At the same time, the manufacturer recommends adhering to strict standards - Nissan Long Life Coolant or its certified analogues. Next, we will tell you how not to make a mistake with your choice and carry out the replacement without risk to the engine.

Original antifreeze for Nissan Almera G15: specifications and part numbers

Factory antifreeze for Almera G15 - this is Nissan Long Life Coolant (LLC)compliant with standard KE902-99931. This liquid is green in color (not to be confused with traditional green ethylene glycol-based antifreeze!) and belongs to the class hybrid organic acid technology (HOAT). It is compatible with aluminum alloys used in engines Nissan, and provides corrosion protection up to 160,000 km or 5 years (whichever comes first).

The original antifreeze is supplied in concentrated form (diluted 1:1 with distilled water) or ready for use. Main articles:

• 🔹 KE902-99931 — concentrate (1 l), green;
• 🔹 KE902-99932 — ready-made liquid (5 l), green;
• 🔹 KE902-99944 — concentrate (1 l), blue (for markets with other standards).

Important: the color of antifreeze is not an indicator of its properties! B Almera G15 Only green can be used Nissan LLC (KE902-99931/32). The blue version (KE902-99944) is for other regions and may not meet your engine requirements.

⚠️ Attention: Never mix original green antifreeze. Nissan with liquids of other colors (red, yellow, orange), even if they are positioned as “universal”. This can lead to sediment and blockage of the cooling system passages.

Analogues of the original antifreeze: what can be filled

If original Nissan LLC not available, you can use certified analogues that comply with the standard JIS K 2234 or Nissan 41-01-001/-S. The main requirement is that the liquid must be based on ethylene glycol with additive package HOAT (hybrid organic technology). Here are the tested options:

Brand	Title	Article	Color	Notes
CoolStream	Premium HOAT	CS010-005	Green	Complete analogue Nissan LLC, approved for Almera G15
Ravenol	HJC Hybrid Japanese Coolant	4014835755060	Green	Compliant JIS K 2234, suitable for Japanese-Korean cars
Motul	Inugel Optimal	105770	Turquoise	HOAT technology, compatible with aluminum engines
Liqui Moly	Kuhlerfrostschutz KFS 2001 Plus	8940	Green	Universal HOAT antifreeze, but requires flushing when switching from another type

When choosing an analogue, pay attention to HOAT compliant and the absence of amines, borates and nitrites. These components are aggressive to rubber pipes and aluminum alloys used in Almera G15.

If you decide to switch from one type of antifreeze to another (for example, from traditional green to HOAT), be sure to flush the system special cleaner (for example, Liqui Moly Kuhler-Reiniger). This will remove any remaining old fluid and prevent chemical reactions.

Antifreeze volume in Nissan Almera G15: how much to fill

Total volume of the cooling system Nissan Almera G15 depends on engine type and configuration:

• 🔧 Engine HR16DE (1.6 l, 16V) — 5.5–5.8 l;
• 🔧 Engine K4M (1.6 l, Renault-Nissan) — 5.2–5.5 l.

When completely replacing antifreeze (with flushing), you will need 6–7 liters finished liquid (taking into account losses during draining). If you are using a concentrate, dilute it with distilled water in the proportion 1:1 to reach freezing temperature -36°C.

⚠️ Attention: Do not add antifreeze by eye - overfilling can lead to increased pressure in the system and damage to the expansion tank. After replacement, check the level according to the marks MIN/MAX on a cold engine.

In case of partial replacement (for example, due to a leak), it is enough to top up 0.5–1 l fluid of the same type that is already in the system. However, if the antifreeze becomes cloudy or changes color, a complete replacement with flushing is recommended.

Step-by-step instructions for replacing antifreeze

Replacing antifreeze in Nissan Almera G15 does not require special skills, but it is important to follow the sequence of actions. Tools needed:

• 🔧 Key on 10 mm (for drain plug);
• 🔧 Screwdriver (for removing engine protection, if any);
• 🔧 Container for draining (volume of at least 6 l);
• 🔧 Funnel and hose for filling;
• 🔧 Distilled water (for rinsing).

Replacement process:

1. Preparation: Place the car on a flat surface, let the engine cool (the antifreeze temperature should not exceed 50°C). Remove the expansion tank cap to relieve pressure.
2. Draining old antifreeze:
   • Place a container under the drain plug (located on the radiator, bottom right).
   • Unscrew the plug with the key to 10 mm and wait until the liquid is completely drained.
   • Unscrew the plug on the cylinder block (if equipped) to drain any residue from the cooling jacket.

Flushing the system (if necessary): Fill with distilled water or a special cleaner, run the engine for 10–15 minutes, then drain.

Filling with new antifreeze: Slowly fill the liquid through the expansion tank to the mark MAX. Start the engine, warm up to operating temperature and add antifreeze if necessary.

Buy original antifreeze or a certified analogue|

Prepare tools and container for draining|

Cool the engine (at least 2 hours after driving)|

Check the integrity of the pipes and clamps|

Have distilled water on hand for rinsing-->

After replacement, check the system for leaks: inspect the pipes, radiator and pump for leaks. In the first 100 km, monitor the engine temperature - if the needle rises above normal, there may be air left in the system (needs to be pumped).

Common mistakes when replacing antifreeze and how to avoid them

Even experienced car owners sometimes make mistakes that can lead to serious damage. Here are the most common:

• 🚫 Mixing different types of antifreeze. For example, green Nissan LLC with red G12+ causes the formation of a gel that clogs the radiator.
• 🚫 Using tap water. Mineral salts in water form scale on the walls of the engine, impairing heat transfer.
• 🚫 Incomplete drainage of old antifreeze. Residues from old fluid will shorten the life of the new fluid and can cause corrosion.
• 🚫 Ignoring air in the system. Air locks lead to local overheating of the engine.

To avoid problems, follow a simple rule: use only recommended antifreeze and replace every 90,000 km or 3 years (depending on operating conditions). If the antifreeze darkens or becomes cloudy ahead of schedule, this is a signal of a system malfunction (for example, oil or rust).

How to check the quality of antifreeze: signs of replacement

Antifreeze in Nissan Almera G15 requires replacement not only according to the regulations, but also when the following signs appear:

• 🔍 Color Change: If the green antifreeze turns brown or rusty, there is corrosion in the system.
• 🔍 Turbidity or sediment: indicates precipitation of additives or mixing of incompatible fluids.
• 🔍 Foam on surface: a sign of air or low-quality antifreeze.
• 🔍 Sweetish smell: ethylene glycol begins to decompose, losing its protective properties.

For express check you can use hydrometer (checks density) or antifreeze test strips (determines the level of corrosion protection). Normal density for Almera G15 — 1.070–1.080 g/cm³ at 20°C.

What happens if you don't change antifreeze on time?

Long-term use of old antifreeze leads to:

1. Corrosion of aluminum parts (block head, radiator).

2. Deterioration of heat transfer and engine overheating (risk of cylinder head deformation).

3. Destruction of rubber pipes and pump seals.

4. Formation of scale in the channels of the cooling system, which leads to expensive repairs.

If you notice any of these signs, do not delay replacement. The cost of new antifreeze is not comparable to the cost of engine repair due to overheating.

Where to buy antifreeze for Nissan Almera G15: trusted sources

To avoid counterfeits, buy antifreeze at official dealerships Nissan or trusted online stores. Original Nissan LLC (KE902-99931/32) can be found:

• 🛒 Official dealers Nissan (guaranteed authenticity, but the price is higher than the market price);
• 🛒 Large auto stores: Exist.ru, Autodoc, Kolesa-Darom (pay attention to reviews);
• 🛒 Online platforms: Wildberries, Ozon, Yandex Market (check seller rating).

Cost of original antifreeze (for 2026):

• Concentrate KE902-99931 (1 l) — 800–1,200 rub.;
• Ready liquid KE902-99932 (5 l) — 2,500–3,500 rub.;
• Analogs (for example, CoolStream HOAT) — 500–900 rub./l.

⚠️ Attention: Counterfeits of original antifreeze are often found on the market. Nissan. Signs of counterfeit: unclear label, lack of hologram, suspiciously low price (below 700 rubles/l). Buy only from trusted suppliers!

FAQ: Frequently asked questions about antifreeze for Nissan Almera G15

Is it possible to fill Almera G15 with G12 or G13 antifreeze?

No. Antifreeze class G12/G12+/G13 (red, orange) have a different additive package (carboxylate) and are not compatible with HOAT-technology required for Almera G15. Their use will lead to corrosion of aluminum parts.

How often does antifreeze need to be changed in Almera G15?

Replacement schedule - every 90,000 km or 3 years (whichever comes first). However, if the car is operated in difficult conditions (frequent traffic jams, high temperatures), it is better to reduce the interval to 60,000 km or 2 years.

What to do if the antifreeze goes away, but there is no leak?

If the antifreeze level drops without visible leaks, possible causes:

• Hitting the cylinders (check the color of the exhaust gases - white smoke).
• Leaking through the cylinder head gasket (check the oil for emulsion).
• The expansion tank cap is faulty (the valve does not hold pressure).

Can Genuine Nissan LLC be mixed with distilled water?

Yes, but only if emergency topping up (for example, if there is a leak on the road). After this, the system needs to be flushed and filled with fresh antifreeze. Long-term use of diluted liquid reduces its protective properties.

What kind of antifreeze is poured into the Almera G15 from the factory?

From factory to Nissan Almera G15 is poured Nissan Long Life Coolant (green, HOAT) with article number KE902-99932. This fluid is designed to last for the entire service life of the vehicle, subject to the replacement regulations.